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Dr. Zed's science surprises /
by Penrose, Gordon,
Publication:
Toronto : Greey de Pencier Books, 1989
. 32 p. :
, "Chickadee magazine, for young children"--Cover.
26 cm.
Date:1989
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(1),
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Dr. Zed's Sensational Science Activities /
by Penrose, Gordon,
Publication:
Toronto : Greey de Pencier Books, 1990
. 48 p. :
, Inlcudes index.
28 cm.
Date:1990
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(1),
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Giant Book of Science Fun
by Loeschnig,Louis V.
Publication:
New York Sterling 1999
Date:1999
Availability:
Copies available:
(1),
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